20446413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 31704960

約数和(自身を除く): 11258547

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 247, 533, 673, 741, 779, 1599, 2019, 2337, 8749, 10127, 12787, 26247, 27593, 30381, 38361, 82779, 166231, 358709, 498693, 524267, 1076127, 1572801, 6815471, 20446413]

約数ペア:

[(1, 20446413), (3, 6815471), (13, 1572801), (19, 1076127), (39, 524267), (41, 498693), (57, 358709), (123, 166231), (247, 82779), (533, 38361), (673, 30381), (741, 27593), (779, 26247), (1599, 12787), (2019, 10127), (2337, 8749)]